[\'Department of Virology III, National Institute of Infectious Diseases, Murayama Branch, Japan.\', \'Influenza and Respiratory Virus Research Center, National Institute of Infectious Diseases, Murayama Branch, Japan.\']
Less Frequent Sequence Mismatches in Variants of Concern (VOCs) of SARS-CoV-2 in the Real-Time RT-PCR Assays Developed by the National Institute of Infectious Diseases, Japan.